42991137

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23531}}^1$

素因数の和:23573

約数の個数: 24

約数和(自身を含む): 73419840

約数和(自身を除く): 30428703

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 23531, 70593, 164717, 211779, 494151, 682399, 1482453, 2047197, 4776793, 6141591, 14330379, 42991137]

約数ペア:

[(1, 42991137), (3, 14330379), (7, 6141591), (9, 4776793), (21, 2047197), (29, 1482453), (63, 682399), (87, 494151), (203, 211779), (261, 164717), (609, 70593), (1827, 23531)]